Multiple Choice
The autoreactive CD4 T cells of elderly people with rheumatoid arthritis _____.(Select all that apply.)
A) express high levels of CD28
B) are predominantly anergic
C) express KIR2DS2
D) are highly susceptible to apoptosis in inflamed joints
E) produce IFN-γ.
Correct Answer:

Verified
Correct Answer:
Verified
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